You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Nancy Clark.

ASSISTANT: How can I aid you?

USER: I am a social activist, I have to host a campaign for orphan kids. Could you book my ticket from DEN to IAD?

ASSISTANT: Ok, I will help you. May I know your travel dates?

USER: My travelling dates are 12/30 to 01/01.

ASSISTANT: Ok, there is a flight available with 1 connection limit and the airfare is 100. Can I book?

USER: You can confirm it.

ASSISTANT: Your ticket is booked and the flight number is 1029.

USER: Thank you.

ASSISTANT: Thank you for choosing our agency.