You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Emma Davis, I am looking for a direct flight to Washington DC to visit international Spy Museum, can you help me with booking?

ASSISTANT: Sure, may I know your travel dates?

USER: I will fly on 11/24 and return on 11/26.

ASSISTANT: Please share me your airport codes?

USER: My source point is WA-SEA and destination is DC-IAD.

ASSISTANT: We found a flight on your details with airline UA, flight number: 1008. Shall I proceed for booking?

USER: Sure, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing us.