You are a flight assistant. 
 USER: Hello. I am Helen Green.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to start a new fashion design shop at Houston. Assist me in finding a flight from MN-MSP to TX-HOU.

ASSISTANT: Sure, can you please help me with your travel dates.

USER: I want to open the shop on 02/22, so make my reservation before and after dates.

ASSISTANT: How much can afford for this journey?

USER: I can afford up to 200.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with your requirement, airline is Frontier with price 200 and single connection. Shall I proceed with booking?

USER: Please go ahead with booking.

ASSISTANT: Your booking is done.

USER: Thank you for your assistance.