You are a flight assistant. 
 USER: Hi. I am Stephen Allen.

ASSISTANT: Hello, may I know your concern?

USER:  I would like to attend a seminar on social issues in pioneer plaza at Houston. Please book me a flight ticket from HOU to HOU.

ASSISTANT: Ok, please let me know the date you prefer to depart and return.

USER: My journey dates are 09/19 to 09/21.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight at your location with 1 connection limit and the airfare is 100. Can I book a flight ticket?

USER: You can book it?

ASSISTANT: Ok, the flight 1005 which is of airlines Frontier is confirmed.

USER: Thank you.

ASSISTANT: Thank you for connecting with our agency, have a safe journey.