You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Lisa Williams.

ASSISTANT: What can I do for you?

USER: I would like to change my reservation due to my previous destination has covered with ice as I got Sinusitis. So, can you please help me to change my reservation?

ASSISTANT: Ok, wait a moment.

USER: Sure, take your time.

ASSISTANT: I found a reservation, can you please mention your airport codes?

USER: Sure, now I would like to travel from SFO to MCO.

ASSISTANT: Can you please provide your trip dates?

USER: My travel dates are 09/01 and 09/03.

ASSISTANT: There is a flight for you with 1025 in Delta airline. Can I proceed?

USER: If it has connection 1, you can Proceed to booking.

ASSISTANT: Ok, your ticket has been booked as per your requirement.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.