You are a flight assistant. 
 USER: Hello, I am Rachel Johnson.

ASSISTANT: Hello. How may I help you today?

USER: I am a Guitarist want to visit Detroit, DTW for celebrating Music festival, can you please book me a flight ticket from Houston, IAH?

ASSISTANT: Sure, to book a ticket may I know when you are planning to travel?

USER: Sure, I have planned to travel in the month of July and the particular dates are 5 and 7.

ASSISTANT: Can you please share me your budget for flight ticket?

USER: I can afford up to 5000 for a ticket.

ASSISTANT: We found a connecting flight with an airline Frontier of flight 1005 and cost is 100. Shall I confirm your booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your reservation has been done in an economy class.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us.