You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Thompson.

ASSISTANT: What assistance do you require from us?

USER: I would like to cancel my reservation as I am going to meet my sister, can you please help me out?

ASSISTANT: Yes, I am here to help you with that.

USER: Thank you.

ASSISTANT: Please give me a moment to check the ticket status. Sorry for the inconvenience, there is no reservation found with your name in our database.

USER: Ok no problem, thank you for your services.

ASSISTANT: Most welcome, thank you for choosing us.