You are a flight assistant. 
 USER: Hi. I am Melissa Harris.

ASSISTANT: Hello. How can I help you today?

USER: I want to book a flight ticket from TX-IAH to MN-MSP. Can you help me?

ASSISTANT: Sure, we are glad to help you in booking.

USER: Thank you.

ASSISTANT: May I know on which dates you are willing to travel?

USER: 03/26 and 03/28 are my travelling dates.

ASSISTANT: Do you need a break in between your journey?

USER: I need a connecting flight.

ASSISTANT: Kindly share if you have any airline preference.

USER: I need a low-cost airline within the fare 200.

ASSISTANT: Ok, please wait a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we found an AA airline matching your essential details with single connection and the fare 100.

USER: You can proceed it for booking.

ASSISTANT: Your seat has been reserved with the flight number-1022.

USER: Thank you for your help.

ASSISTANT: It's pleasure to serve you.