You are a flight assistant. 
 USER: Hello, Stephen Parker here.

ASSISTANT: Hello. How can I help you?

USER: Could you please help me to book a flight from IAH to ORD?

ASSISTANT: Can you please provide your travel dates for checking flight ticket?

USER: My preferable dates are from 06/10 to 06/12.

ASSISTANT: Ok, please wait a moment.

USER: Make sure that flight should be 1 connected. Can you please check for it?

ASSISTANT: There is a flight ticket available as per your requirements. Shall I proceed?

USER: Ok, please proceed to book.

ASSISTANT: Ok, airline is Frontier and flight number is 1009. Your flight ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for contacting us.

USER: Most welcome.