You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Timothy Mitchell.

ASSISTANT: How can I assist you?

USER: I need to cancel my reservation, as my friends have already booked my ticket in another flight along with theirs, I was not aware of this thing, can you please cancel that ticket for me?

ASSISTANT: Sure, please give me few seconds to check your reservation status.

USER: Sure.

ASSISTANT: I didn't find your reservation details in our database, may be there was a problem occurred while you were doing reservation.

USER: Yes, may be there was a problem on that day with my booking. Any way, thank you for your help.

ASSISTANT: My pleasure, thank you for choosing us.