You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I have booked a flight ticket in the last week but now the meeting was postponed. So, I just want to cancel the travel dates. Can you please help me to do that?

ASSISTANT: Surely, I will help you out.

USER: Thank you.

ASSISTANT: On whose name, you made the reservation earlier?

USER: Ok, the previous reservation is done under the name of Linda Thompson.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Sorry to say that, no reservation was found on your name to cancel.

USER: Ok, not an issue. Thank you for your valuable information.

ASSISTANT: Thank you for choosing us.