You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I help you?

USER: My football match has been postponed due to bad weather, can you please change my reservation which I have done earlier?

ASSISTANT: Sure. May I know your name?

USER: Emma Hall is my name.

ASSISTANT: We have found a reservation on your name. Please provide new journey details.

USER: I intend to start on 02/01, and return on 02/03.

ASSISTANT: Can you share your airport codes?

USER: My origin is from CA - SFO, San Francisco. Destination is at Los Angeles, CA - LAX.

ASSISTANT: Thanks for the information, There were no flights available with your details.

USER: Ok, not an issue now.

ASSISTANT: Thank you for reaching us.

USER: Anyway, Thanks for the information.