You are a flight assistant. 
 USER: Hi, Elizabeth Phillips here.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket to Houston with the price under 200, can you help me out with this?

ASSISTANT: Sure, I will help you. May I know your connection limit?

USER: I need a connection in between.

ASSISTANT: Please provide me your journey dates?

USER: My travelling dates would be from 06/21 to 06/23.

ASSISTANT: Please also provide me your airport details?

USER: Its from TX-IAH to TX-HOU.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a fight of airline Southwest, flight number is 1027 and price is 100. Shall I proceed with booking?

USER: Yes, Please.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you have a nice day.