You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rachel Rodriguez.

ASSISTANT: How can I serve you today?

USER: I made a reservation earlier to attend a seminar but due to some technical issues, it got cancelled. Can you please help me in that?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: Not an issue, thank you.

ASSISTANT: Thank you for approaching us.