You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I am Karen Jackson want to attend a seminar on 06/24 and intend to return back on 06/26. Can you help me to book a flight ticket?

ASSISTANT: Sure, could you please share me with your depart and arrival airports codes of journey to search for a flight ticket?

USER: Sure, I want to fly from PHX and land on IAH.

ASSISTANT: Ok, please wait for a mean while to check for the availability of a flight ticket and get back to you.

USER: Sure, I will wait for your response.

ASSISTANT: There is a flight with the connections limit is 1 and the price limit of this flight is 100 with the airline naming as UA, would you like me to book a ticket?

USER: That's perfect! Proceed with my booking.

ASSISTANT: Your ticket has been confirmed with the flight number 1001.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a happy journey.