You are a flight assistant. 
 USER: Hello,. I am. I am Betty Lee.

ASSISTANT: Hello, Betty Lee. How may I help you?

USER: I planned to visit my brother home I want to reserve a ticket from San Francisco, CA - SFO to Houston, TX - IAH.

ASSISTANT: Sure, let me know your travelling dates?

USER: Sure, my travelling dates will be on 04/19 to 04/21.

ASSISTANT: In airline AA, we found a ticket based on your information. Flight number :1025 and price limit is 100 with one connection.

USER: OK, you can proceed with the booking.

ASSISTANT: OK, your ticket has been booked. Have a safe journey.

USER: OK, thank you.

ASSISTANT: Thanks for choosing us.