요청 내용
“Create a flight ticket booking sequence: a user searches and selects a flight in a web app; a booking service checks and holds seats in a flight database; the user confirms and a payment gateway succeeds or fails; on success the booking is finalized and an email service sends an e-ticket, and on failure the seats are released.”
그렇다면Add a seat-selection request before payment.Add a payment-declined branch.
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01
Synchronous reservation with seat hold
02
Payment handling with alternative flow
03
Confirmation email on success
Use for designing booking systems, understanding payment flow, or documenting service interactions in a travel domain.