Hi, I am Melissa Mitchell.
user
Hello. How may I serve you today?
assistant
I want to book a flight with price  under 200, can you help me with it please?
user
Sure, I will check flights based on your request. Please mention the travelling codes.
assistant
Sure, I have planned to travel from Las Vegas, NV-LAS to attend a wedding at Houston, TX-HOU.
user
Ok. When are you planning to go?
assistant
I would like to travel on 12/15 and 12/17.
user
Ok. Thanks for your details. You can go with UA airline. Your flight number is 1011. Price limit is 100. Shall I continue to book with a connecting flight?
assistant
Yes, please go with booking.
user
Your ticket has been reserved successfully.
assistant
Thank you.
user
Thank you for availing us.
assistant