You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you?

USER: I am Donna Hall. I want to fly from. Oakland, CA - OAK to Las Vegas, NV - LAS.

ASSISTANT: OK, may I know your journey dates?

USER: My depart and return dates will be on Jan 27 and Jan 29. Please make sure that price limit should be 200 with one connection.

ASSISTANT: OK, please hold on a minute, I will check and revert you back.

USER: Sure.

ASSISTANT: Sorry for delay.

USER: OK, no issue.

ASSISTANT: We found a flight a as on your request, details as follows, airline : Spirit, flight number : 1028, price limit is 100. May I proceed for booking?

USER: OK, you can proceed.

ASSISTANT: Your booking has been done.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us, have a great day.