You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you help me to change my reservation to next week of this month?

ASSISTANT: I am here to help you, may I know your name to check your reservation?

USER: Sure, my name is Mark Davis.

ASSISTANT: I found your reservation with your name, may I know your journey dates?

USER: Sure, my travelling dates are Aug 10 and 12.

ASSISTANT: Ok, let me know your trip locations to go.

USER: My airport codes are PHX and EWR.

ASSISTANT: May I know your class preference?

USER: I am fine with any class.

ASSISTANT: Do you have any other specifications?

USER: I prefer connecting flight.

ASSISTANT: I got a connecting flight-1024 in economy class, is it fine for you?

USER: Yes, proceed with booking.

ASSISTANT: Ok, booking is done on Spirit airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.