You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Jerry Adams.

ASSISTANT: How can I help you today?

USER: I would like to change my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, I will help you with that. Please wait a moment, I will check your previous reservation status.

USER: Thank you for accepting my request, I will wait for your response.

ASSISTANT: There is no previous reservation available under your name.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.