Hi.
user
Hello. How can I aid you today?
assistant
I want to book  a flight ticket to attend an meeting at CA. Can you help me?
user
Sure, I am here to help you.
assistant
Thank you.
user
May I know your travel dates please?
assistant
Oct 28th and 30th are my travelling dates.
user
Ok, can you please provide your source and destination airport codes?
assistant
HOU and LAX are my airport codes.
user
Ok, do you have any other specifications?
assistant
I would like to depart in the afternoon.
user
Ok, hold on for a moment. Let me check the best available flight for you.
assistant
Ok.
user
May I know your name please?
assistant
Rachel Jones.
user
Sorry Rachel Jones, there are no flights available on your requested dates.
assistant
No issue, I will choose an other alternative. Thank you for the information.
user
Welcome, thank you for choosing us. Have a great day.
assistant