You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you today?

USER: I am looking for a flight from LAX to DFW, to meet my school teacher. Can you help me?

ASSISTANT: Sure, could you please provide your dates of travelling?

USER: Thank you, I will be travelling on 12/21 and returning on 12/23.

ASSISTANT: Ok, may I know your name please?

USER: Sure, myself William miller.

ASSISTANT: Miller, the flight with connections limit is 0 of cost 500 has found would you like me to book this ticket?

USER: I am looking for single connection limit, can you search for it?

ASSISTANT: Sorry, there is no flights found as per your connections limit is 1.

USER: It's ok, no issues. Thanks for your information.

ASSISTANT: You are welcome and hope you have a safe journey.