You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Elizabeth King.

ASSISTANT: How may I assist you?

USER: Please book a flight ticket from EWR to HOU.

ASSISTANT: May I know your trip dates?

USER: Sure, my travelling dates are from 04/18 to 04/20.

ASSISTANT: Do you have any other requirements?

USER: No other requirements.

ASSISTANT: I found a flight for you with flight number 1020 and airline is Spirit. Shall I proceed?

USER: Please proceed it.

ASSISTANT: Your booking is confirmed. Thank you for choosing us.

USER: Thank you so much.