You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I am Emily Baker want to book a flight ticket from Washington, DC-IAD to Seattle, WA-SEA, can you help me with booking please?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are 07/10 and 07/12.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 200 and single connection. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your booking is done and flight number is 1007.

USER: Thank you.

ASSISTANT: Thanks for reaching us.