You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Karen Garcia here.

ASSISTANT: How can I help you?

USER: I lost my Bike in New York city, so in searching of my bike I cannot travel to the scheduled program, can you please help me in cancelling my reservation?

ASSISTANT: Sure, I can help you with that.

USER: Ok fine.

ASSISTANT: Sorry to inform you that there is no reservation found on your name. Thank you for reaching us.

USER: Thank you for your help.

ASSISTANT: Most welcome.