You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I am Jerry Perez. I want to change my recent reservation, as my friend met with an accident. Can you help me in changing my recent reservation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check your reservation.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your time, there is no reservation found on your name.

USER: Not an issue.

ASSISTANT: Thank you for contacting us.

USER: Thank you for your kind information.