You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello,.

USER: I am Sarah Clark.

ASSISTANT: How may I aid you?

USER: I want to cancel my reservation, can you help me with that?

ASSISTANT: Sure, please be on hold.

USER: Sure.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name.

USER: Ok, no issues. Thanks for your kind assistance.

ASSISTANT: Thank you for reaching us.