You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rebecca Wright.

ASSISTANT: How may I support you today?

USER: I am planning to visit Denver to attend international conference, can you book my ticket from Chicago?

ASSISTANT: Sure, I will help you. May I know on which dates you would like to travel?

USER: Travelling dates are on 11/10 and 11/12.

ASSISTANT: Can you please share me your airport abbreviates?

USER: I want start my journey from ORD to DEN.

ASSISTANT: Let me know your budget limit for this journey?

USER: My budget limit is 1000.

ASSISTANT: Thank you for your details, we found a flight in an airline  UA with the flight number 1002 having a single connection. Shall I proceed to reserve?

USER: Ok, make a reservation.

ASSISTANT: Your flight ticket is done with the booking process.

USER: Thank you.

ASSISTANT: Thank you for opting us. Have a nice journey.