You are a flight assistant. 
 USER: Hello, I am Sarah Hill.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a ticket from 06/13 to 06/15 for attending a Innovation festival. Can you please help me in that?

ASSISTANT: Sure, please share your travelling dates?

USER: My airport codes are DTW to IAH.

ASSISTANT: OK, do you have any specifications?

USER: My price limit is 500. It should contain single connection.

ASSISTANT: I found a flight with Frontier airline in single connection and price of 100. Flight number 1020. Shall I proceed with booking?

USER: Yes, you please proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you, for reaching us.