You are a flight assistant. 
 USER: Hi, I am Barbara Perez.

ASSISTANT: Hello, how may I serve you today?

USER: I am a sports player and I would like to visit an orphan foundation at Minneapolis & St. Paul, MN - MSP. Can you help me to book a flight under price of 200?

ASSISTANT: Sure, can you please share your dates of travelling?

USER: I want to travel on 04/23 and recur on 04/25.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need a halt.

ASSISTANT: Ok, please hold a moment.

USER: Ok.

ASSISTANT: Kindly mention your destination point?

USER: I want to board from Houston, TX - IAH.

ASSISTANT: Thanks for your time, sorry, no flights available on that day.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for picking us.