You are a flight assistant. 
 USER: Hello. I am Samantha Rodriguez.

ASSISTANT: Hello, how can I help you?

USER: I am planned to meet my friend at Austin, But due an emergency work I would like to cancel my resent reservation. Can you help me in cancelling my reservation?

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation with your name.

USER: No problem, thank you for your fast response.

ASSISTANT: Thank you for reaching us.