You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to change my recent reservation as my schedule is changed. Can you please help me?

ASSISTANT: Sure, please provide your name.

USER: Myself Patricia Collins.

ASSISTANT: We found your reservation. May I know your trip dates?

USER: Sure, my trip dates are May 18 and May 20.

ASSISTANT: Can I know your airport codes?

USER: My airport codes are LAS and IAH.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a minute.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Hawaiian airlines and the fare of your flight will be 300. Do you like me to proceed your booking with this flight?

USER: Yes. please proceed.

ASSISTANT: Your ticket is booked in 1024 flight.

USER: Thank you for changing my ticket.

ASSISTANT: Most welcome.