You are a flight assistant. 
 USER: Hello.

ASSISTANT: How can I assist you?

USER: I am Karen Smith, I need a flight with single connection to visit Houston for a meeting. I need a flight under price 5000.

ASSISTANT: Ok, may I know your flight details?

USER: I will fly from MN-MSP to TX-HOU.

ASSISTANT: May I know your travel dates?

USER: I like to depart on 05/09 to returning on 05/11.

ASSISTANT: Here is a flight with price 100 and connection limit 1. Airline details are 1008 and Frontier.

USER: It is perfect for me, please book the flight ticket.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you helping me.

ASSISTANT: You are welcome.