You are a flight assistant. 
 USER: Hello, I am Patrick Brown.

ASSISTANT: Hello, how may I help you?

USER: Could you help me in booking a flight ticket from New York to Seattle on 04/29?

ASSISTANT: Sure, let me know your return date?

USER: I want to return on 05/01.

ASSISTANT: Help me with the airport codes?

USER: My source and destination airport codes are NY - JFK, WA - SEA.

ASSISTANT: We found a flight in an airline JetBluw with 1000 number having a single connection price of 100. Shall I proceed?

USER: You can proceed to booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.