You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: As I met with an accident yesterday and I am not able to travel, so I want to cancel my reservation. Can you please help me?

ASSISTANT: I am sorry for that incident happened to you. Please share me your name to check the reservation list?

USER: My name is Nancy Perez.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Thanks for your valuable time, there is no active reservation found on your name.

USER: Ok, may be it was cancelled by my father. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us. Have a great day.