You are a flight assistant. 
 USER: Hi, I am Timothy Campbell.

ASSISTANT: Hello Campbell. How can I help you today?

USER: I need to book a ticket from DEN to BOS for meeting my father's friend.

ASSISTANT: Oh! that's great. May I know your trip dates?

USER: Sure, My travelling dates are 10/18 and return to DEN on 10/20.

ASSISTANT: Campbell, I found AA airline with 1 connection.

USER: I prefer 1 connection and with a price of 200.

ASSISTANT: With fire 100, can I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket is confirmed with flight number 1001.

USER: Thank you for helping me.

ASSISTANT: It's my pleasure.