You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Due to some urgent work, I am willing to change my reservation. Can you please help me for this?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: Myself Ashley Walker.

ASSISTANT: Please allow me a minute.

USER: Sure, I will wait for your kind response.

ASSISTANT: Thank you. I have found your details. Please help me with your planned travelling dates.

USER: I am planning my trip on Aug 7 and again I will be return back on Aug 9.

ASSISTANT: Please help me with your source and return airport codes.

USER: My new airport codes are SEA to CLT.

ASSISTANT: Do you need a break in your journey?

USER: I am flexible with single connection.

ASSISTANT: Please let me know with your preferred class to fly.

USER: I am comfort with any class.

ASSISTANT: Do you have any other preferences in your journey?

USER: No, I don't have any other specifications.

ASSISTANT: Please allow me a minute.

USER: Sure, I will wait for your response.

ASSISTANT: We have a connecting flight operated by Southwest Airlines with a fare of 100. Is it ok for you?

USER: Yes, please go ahead and reserve the ticket.

ASSISTANT: I have booked your ticket in flight-1000.

USER: Thank you very much for reserving the ticket.

ASSISTANT: Thank you for reaching us. Have a great time.