Hi. Margaret Jackson here.
user
Hello, how may I guide you?
assistant
Can you book a ticket from IAH to LAS?
user
Sure, can I know your preferable dates?
assistant
Ok, here are my travel dates 12/11 and 12/13.
user
 I found a flight 1003 of Frontier airlines matches with your preferences, can I proceed?
assistant
Please go ahead.
user
Your ticket is booked. Thank you.
assistant
Thank you for the help.
user