You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

USER: I am Virginia Robinson. I am planning to visit Washington to meet my friend, can you please help me in booking a flight ticket from DFW to IAD?

ASSISTANT: Sure, kindly mention your travel dates.

USER: My planning dates are from Feb 17 till Feb 19.

ASSISTANT: How much can you afford for this journey?

USER: I can afford up to 5000.

ASSISTANT: Do you have any connection preference?

USER: Yes, I need one halt.

ASSISTANT: OK, please wait a moment.

USER: ok, take your time.

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

USER: Please proceed.

ASSISTANT: Your booking is done and flight number is 1013.

USER: Thank you for booking.

ASSISTANT: Thanks for reaching us.