You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: Myself Elizabeth Taylor. Due to the heavy rains, I want to change my reservation to new trip dates. Can you help me over that?

ASSISTANT: Sure, we are here to help you.

USER: Ok, thanks.

ASSISTANT: Wait for some time I will check the reservations on your name and get back to you.

USER: Take your time.

ASSISTANT: Thanks for waiting we found reservations on your name, Can you share me your new journey details?

USER: Sure, my journey dates are from 09/02 and 09/04.

ASSISTANT: Let me know your source point and destination point?

USER: My locations are from DCA to CLT.

ASSISTANT: Do you need any halt or direct flight in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, wait for some time I will check the availability of flights on your details and get back to you.

USER: Ok, take your own time.

ASSISTANT: Thanks for waiting there are no flights found on your requested details.

USER: It's ok, thanks for your information.

ASSISTANT: Thanks for approaching us.