You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Amy Nelson.

ASSISTANT: Amy, how can I aid you today?

USER: I am planning to travel from LAX to IAD, help me in booking a flight?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My travelling dates are 01/29 to 01/31.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Ok, sure.

ASSISTANT: I found a flight for you with Delta airline and it costs you 200. Shall I proceed?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been booked with 1015 flight number.

USER: Thank you for your help.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.