You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you help me in modification of my reservation as my destination location got changed to DFW?

ASSISTANT: Sure, please mention your name to check your reservation details in our database.

USER: Sure, my name is Charles Thompson.

ASSISTANT: We have found your reservation, can you please help me with your travel dates?

USER: Sure, my travel dates are Oct 10 and Oct 12.

ASSISTANT: May I know your airport codes?

USER: Sure, my airport codes are LAS and DFW.

ASSISTANT: Do you have any preferences?

USER: I need a flight which departures in the morning in an economy class with connecting flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Flight-1016 is available in Frontier airlines with single connection and the ticket fare is 200. Can I proceed?

USER: Yes, do proceed with the booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.