You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Barbara Adams.

ASSISTANT: How may I guide you today?

USER: Due to some urgent client meeting, I am going to cancel my reservation. Can you please help me in cancelling the reservation?

ASSISTANT: Sure, I will help you with that.

USER: Sure, I will wait for your response.

ASSISTANT: Please wait for a for minute.

USER: Ok.

ASSISTANT: I am sorry to inform that there is no reservation found under your details.

USER: Not a big deal, anyway thank you very much for your kind service.

ASSISTANT: Thank you for contacting us.