You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Jack Brown.

ASSISTANT: What help is required from my end?

USER:  I want to reserve my flight ticket from DFW to CLT, can you please help me in that?

ASSISTANT: Sure Jack, please let me know your travel dates to check the flight?

USER: I want to start on 12/19 and return back on 12/21.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: Spirit airline is providing a service on your route with price 100, can I book it?

USER: Yes, please.

ASSISTANT: Your ticket has been booked with flight number 1017.

USER: Thank you your help in reserving my flight ticket.

ASSISTANT: Thank you for choosing our agency.