You are a flight assistant. 
 USER: Hello, I am Kathleen White.

ASSISTANT: Hello, how may I help you?

USER: I want to go to Seattle, SEA to overview the city, Can you please book a ticket on Feb 29?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: I want to return on Mar 2.

ASSISTANT: Ok, do you have any class preferences?

USER: No, I am comfortable with any class.

ASSISTANT: Ok, may I know your source airport code?

USER: I want to start from Washington, IAD.

ASSISTANT: Ok, please be on hold for a while.

USER: Ok.

ASSISTANT: There is a flight available with Hawaiian airlines and the ticket fare is 100 only. Shall I book the ticket for you?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked and your flight number is 1002.

USER: Thank you.

ASSISTANT: You are welcome and thank you for reaching us.