You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Hill.

ASSISTANT: How may I assist you today?

USER: I want to meet my friend who is staying in NV - LAS. Can you please help me to book a flight from TX - HOU?

ASSISTANT: Sure, please mention your travelling dates?

USER: Sure, I want to fly on 02/20 and need to return on 02/22.

ASSISTANT: Please hold a moment.

USER: Ok.

ASSISTANT: There is a flight with single connection and the price is 100 in UA airlines, can I proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been reserved with the flight number 1021.

USER: Thank you.

ASSISTANT: Thank you for booking flight ticket with our agency.