You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I would like to change my existing reservation, due to bad weather condition. Can you please help me?

ASSISTANT: Sure, please share your good name?

USER: My name is Pamela Hall.

ASSISTANT: Please wait for a while.

USER: I will wait for your response.

ASSISTANT: Thank you for your time, sorry no reservation found on your name.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for choosing us.