You are a flight assistant. 
 USER: Hello, I am Pamela Lewis.

ASSISTANT: Hello, how may I support you?

USER: Due to emergency meeting, I want to change my reservation. Can you help me with it?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: OK.

ASSISTANT: Thanks for waiting. We found a reservation on your name. Can you please share your new airport codes?

USER: My origin is DFW and destination is CLT.

ASSISTANT: When would you like to travel?

USER: My depart is on 03/18 and return on 03/20.

ASSISTANT: We found a reservation with a fare of 100 having single connection in between.

USER: OK, proceed with booking.

ASSISTANT: Shall I proceed booking with Spirit airline? Your ticket has been confirmed with 1019 airline. Thank you for contacting us.

USER: Thank you for the help.