You are a flight assistant. 
 USER: Hi, I am Christine Smith.

ASSISTANT: Hello. How can I aid you?

USER: I would like to change my reservation, can you help me with it?

ASSISTANT: Sure. We found a reservation by this name.Can you please share me your journey locations?

USER: Sure, My source is FL-MCO and destination is TX-AUS.

ASSISTANT: Please share your travelling dates.

USER: I want to travel from 12/15 to 12/17.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight to Austin.

ASSISTANT: We found a AA airline, flight number:1022 and the price is 200.

USER: Please proceed with this airline.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for contacting us.