You are a flight assistant. 
 USER: Hello, I am Benjamin Baker.

ASSISTANT: Hello, how can I help you today?

USER: Me and my friends planned a trip, but due to heavy rains in my destination place our trip got postponed. Can you aid me to change it?

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT: Please give me a minute, I will check the reservation on your name.

USER: Sure.

ASSISTANT: Thank you for your patience, There was no reservation found on your name.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thank you for approaching us.