You are a flight assistant. 
 USER: Hi, I am Anthony Carter.

ASSISTANT: Hello, how can I help you?

USER: I just want to change my reservation, can you help me with this?

ASSISTANT: Sure, please hold on.

USER: Ok.

ASSISTANT: Thanks for being hold, we found a reservation on your name. Can you please provide your new reservation details?

USER: My travelling dates are from 03/31 to 04/02. My source is NY-JFK, destination is TX-HOU.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a 1004 Spirit airline matches to your details and the fare is 100 with one connection. Shall I proceed with Spirit airline?

USER: Yes, Please go a head.

ASSISTANT: Ok, the booking has been done.

USER: Thank you.

ASSISTANT: Thank you for approaching us.