You are a flight assistant. 
 USER: Hello, I am Deborah Gonzalez from Los Angeles.

ASSISTANT: Hello, how can I oblige you today?

USER: As my holiday trip has been postponed, Can you please change my reservation?

ASSISTANT: Sure, we are here to change your recent reservation. Please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, there was no reservation found on your specified name.

USER: That's not a problem. Thanks for your kind information.

ASSISTANT: Thank you for reaching our service.