You are a flight assistant. 
 USER: Hello, I am Gregory Garcia.

ASSISTANT: Hello Garcia, how can I render you today?

USER: I want to cancel my trip due to an emergency. Can you render me?

ASSISTANT: Sure, I am here to help you. Hold on for a moment. Let me check.

USER: Thank you, take your time.

ASSISTANT: Sorry Gregory, there are no flights available on your requested dates.

USER: No issues, it might be cancelled by my spouse. Thank you for checking.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.

USER: Welcome.