You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I am Brian Campbell, I want to change my reservation as I have done booking with wrong source and destination codes. Can you please change my source code as HOU and destination code as OAK and confirm my booking?

ASSISTANT: Sure, I will help you in changing your reservation and please let me check your previous reservation.

USER: Sure.

ASSISTANT: Happy to inform you that I found your reservation. As per your request I have changed your source and destination codes, for further process please confirm your dates of journey.

USER: Sure, thank you for changing my source and destination codes. My planned dates of journey are 03/08 and 03/10.

ASSISTANT: Ok, please wait for sometime. I will confirm your reservation.

USER: Yes, please take your time and if possible please change my connection limit to 1.

ASSISTANT: Sure, I will change it. Hold on for sometime.

USER: Ok.

ASSISTANT: There is a flight which is having a single connected flight with a ticket fare of 100 which is provided by airlines Spirit. Would you like to book your flight ticket with this flight?

USER: Yes, I am really happy to fly in this flight and please confirm my booking.

ASSISTANT: Ok, your flight ticket has been confirmed under your name in an economy class.

USER: Thank you for your guidance in changing my reservation.

ASSISTANT: Thank you for employing our service. Have a safe journey.

USER: You are most welcome.