Hi.
user
Hello, how may I help you?
assistant
I am Mark Garcia, I am planning to visit my grand mother home in Los Angeles. So, please help me to book a flight ticket.
user
Sure, I am very happy to help you. Could you please provide me your travel dates?
assistant
Sure, my travel dates are 06/16 and 06/18.
user
Ok, may I know your origin and destination airport codes?
assistant
HOU and LAX are my origin and destination airport codes.
user
Sorry Mark, there is no flight available on your preferred travel dates.
assistant
Ok, no problem. Thanks for your response.
user
You are welcome and thank you for contacting us.
assistant