You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: My name is Samuel Harris and I want to book a ticket.

ASSISTANT: Sure Samuel, how long your vacation?

USER: My origin airport code is LAX and the destination airport code is IAH.

ASSISTANT: OK, can you please tell me the travel dates?

USER: My departure date is 10/10 and return date is 10/12.

ASSISTANT: Sure, please wait for a moment.

USER: OK.

ASSISTANT: Thank you for your patience. I found a flight with 0 connection and price 100. It's fine for you?

USER: I need the connections limit 1.

ASSISTANT: Sorry Samuel, I cannot find any flights with 1 connection.

USER: Thanks for your help.

ASSISTANT: It was my pleasure.