You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I want to book a ticket from SEA to IAD, can you help me?

ASSISTANT: May I know your travel dates? May I know your good name please?

USER: My travel dates are Dec 03 and 05. I am Angela Taylor.

ASSISTANT: Do you have any airline preferences?

USER: I want to travel in normal cost airline.

ASSISTANT: May I know your preferred timings?

USER: I am comfortable to travel at any time.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Let me know is there any other concern?

USER: I need a connecting flight.

ASSISTANT: Sorry no flights found as per your preferences.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for reaching us.