You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: Ryan Young here. I want to travel from DCA to IAH for attending a Seminar. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, please share your travelling dates.

USER: My travelling dates are from 06/05 to 06/07.

ASSISTANT: Do you need a connecting flight?

USER: Yes.

ASSISTANT: We have a flight from Frontier airline, number 1024 and the price is 100. Shall I proceed with the booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your seat is reserved in economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for opting us.