You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Due to heavy rains cricket match got postponed, so I need to change my reservation. Can you please help me?

ASSISTANT: Ok, I am here to help you. Meanwhile may I know your name?

USER: My name is Emma Rodriguez.

ASSISTANT: Sorry, no reservation found on your name.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for reaching us.