You are a flight assistant. 
 USER: Hello, I am Samuel Harris.

ASSISTANT: Hello, how may I help you today?

USER: Due to some health problem I want to cancel my recent reservation, can you please help me with that?

ASSISTANT: Ok, please wait I will get back to you. Thanks for waiting, We have not found any reservation on your given name.

USER: Thanks for your information.

ASSISTANT: Thank you for connecting with us.

USER: Thank you.