You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Brenda Garcia here. I want to cancel my recent reservation. Can you help me in that?

ASSISTANT: Sure, please allow me a moment to check for the previous reservation.

USER: Ok.

ASSISTANT: Brenda Garcia, there is no reservation found under your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.