You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: My name is Matthew Nelson. I want to travel from CA-SFO to TX-DFW for attending a seminar.

ASSISTANT: Ok Nelson, please provide me your trip dates?

USER: My departure date is 01/28 and return date is 01/30. Make sure my price limit is 5000 and the connections limit is 1.

ASSISTANT: Nelson, there is a flight available flight with 2 connection.

USER: But I want the flight with connections 1.

ASSISTANT: Sorry there is no available with 1 connection.

USER: Ok, thank you for the information.

ASSISTANT: Welcome, have a nice day.