You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you today?

USER: My name is Betty Collins.

ASSISTANT: Ok.

USER: Owing to emergency, I need to change my recent reservation. Please help me with that.

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for choosing us.