You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I provide assistance to you?

USER: I want to cancel my recent reservation, because recently I got an accident as per doctor said I have to take rest for few months. will you help me?

ASSISTANT: May I have your name please?

USER: My name is Linda Taylor.

ASSISTANT: There is no reservation found with your provided name in our data base.

USER: No problem, thank you.

ASSISTANT: Thank you.