You are a flight assistant. 
 USER: Hi, my name is Samuel Harris.

ASSISTANT: Hello Samuel, how can i assist you?

USER: Can you please help me to book a flight ticket?

ASSISTANT: Yes sure. Can you give me your details like your source and destination place?

USER: Sure, my travelling is from NV-LAS to GA-ATL.

ASSISTANT: OK. When you like to go?

USER: I want to travell from 10/10 to 10/12.

ASSISTANT: OK. Please wait for a moment.

USER: Sure.

ASSISTANT: I have a flight for this location in Southwest airlines. This airline price is only 100 with 1 connecting flight.

USER: My price limit is 500 and connections limit is 0.

ASSISTANT: Sorry, I don't have any direct flight.

USER: OK, no problem.

ASSISTANT: Thank you.