Hello.
user
Hello, how may I provide assistance to you?
assistant
I am very excited to meet my family after a long time, can you please help me to book a flight ticket to Las Vegas?
user
Sure, may I know your travelling dates?
assistant
My planned dates are Aug 15 and Aug 17 respectively.
user
Can I know your airport codes?
assistant
My airport codes are IAD and LAS.
user
Do you need any other specifications?
assistant
I need a direct flight.
user
May I know your name?
assistant
Myself Joseph Scott.
user
Sorry, there are no flights available on your travelling dates.
assistant
That's fine, thank you for checking.
user
Thank you for choosing us.
assistant