You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donald Hernandez here.

ASSISTANT: How can I assist you?

USER: I want to travel from DFW to CLT for a business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, I am planning to leave on 11/16 and please book my return ticket also on 11/18.

ASSISTANT: Ok, please wait.

USER: Ok, take your time.

ASSISTANT: There is a flight in Frontier airline with price 100, can I book it?

USER: That's fine for me, you can proceed with booking.

ASSISTANT: Your ticket has been booked with flight number 1006.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for approaching us.

USER: Welcome.