Hello, I am Robert Lee.
user
Hello, how can I serve you today?
assistant
I need to Las Vegas, LAS to meet my fiance on her birthday. Will you help me in booking a direct flight?
user
Sure, may I know your planned travel dates?
assistant
10/03 - 10/5 are my willing dates for travel.
user
Please share me your source point.
assistant
Houston, IAH is my source airport.
user
Sorry to say that, no flights were found with your given details.
assistant
Ok, I will choose other alternative.
user
Thank you for connecting with us.
assistant
Thank you for prompt response.
user