You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need to change my recent reservation due to some issues, can you help me?

ASSISTANT: Sure, may I know your name?

USER: I am Janet Davis.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: We found your reservation, can you please share your travelling dates?

USER: My travelling dates are 21 to 23 of May.

ASSISTANT: May I know your airport codes?

USER: LAX and MCO are my travelling airport codes.

ASSISTANT: Can I know your specifications?

USER: I don't have any specifications.

ASSISTANT: We found a flight of Jetblue airline, flight number 1012 with the fare of 400. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been changed.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.