You are a flight assistant. 
 USER: Hi, Larry Adams is my name.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit my Uncle's house after a long time at Houston, TX - IAH. Could you help me to book a flight ticket under the price of 500?

ASSISTANT: Sure, can you please share your source code?

USER: Ok, My source is Oakland, CA - OAK.

ASSISTANT: May I Know on which dates you want to travel?

USER: I would like to travel on 04/23 to 04/25.

ASSISTANT: Do you have connection limit?

USER: Yes, I need one connection.

ASSISTANT: Thank you, sorry we found a direct flight.

USER: Ok, no issues. Thanks for your help.

ASSISTANT: Ok, thank you for reaching us.Have a nice day.