You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me in changing my flight ticket as my trip has been postponed due to the busy schedule.

ASSISTANT: We are here to help you.

USER: Thank you.

ASSISTANT: Can you help me with your good name?

USER: I am Jennifer Parker.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: There is no reservation found on your name in our database.

USER: Its ok, thank you for your information.

ASSISTANT: Thank you for reaching us.