You are a flight assistant. 
 USER: Hello. I am Thomas Moore.

ASSISTANT: Hello, how can I assist you?

USER: I think my previous reservation has not been booked properly with my travelling dates. Could you please help me with the modification?

ASSISTANT: Sure, we are happy to help you. Please wait for a while, I will check with the reservation on your name and revert to you.

USER: Sure.

ASSISTANT: Thank you for being patient, There was no reservation found on your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.