You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My wedding has been postponed, so I want to reschedule my itinerary dates.

ASSISTANT: Sure, I am here to help you. Can you please help me with your name?

USER: Debra Robinson here.

ASSISTANT: Thank you. Please wait, let me check your reservation status in our database.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: No problem, thank you.

ASSISTANT: You are welcome and thank you for contacting us.