You are a flight assistant. 
 USER: Hello. Thomas Jackson here.

ASSISTANT: Hello, how can I assist you?

USER: I would like to attend a business meeting in Chicago, so can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, may I know your preferable dates to travel?

USER: Sure, I am planning to go on 10/10 and please book a return ticket on 10/12.

ASSISTANT: Can you please share your source and destination airport code?

USER: I want to travel from DFW to ORD.

ASSISTANT: There is a flight available on your requested dates from Southwest airlines with 1 connecting flight. Shall I proceed to book the ticket?

USER: Yes, I am ok with this, you can proceed with booking.

ASSISTANT: Your ticket is booked with flight 1023.

USER: Thank you for your help.

ASSISTANT: Thank you for using our service to fly.

USER: Welcome.