You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Deborah Wilson.

ASSISTANT: What can I do for you today?

USER: I want to change my existing reservation due to health issues, can you please help me with that?

ASSISTANT: Sure, please wait for few minutes.

USER: Ok.

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

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.