You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from SFO to IAH?

ASSISTANT: Sure, help me with the travel dates?

USER: My travelling dates are from 12/19 to 12/21.

ASSISTANT: May I know your name for the booking process?

USER: Myself Timothy Collins.

ASSISTANT: Do you have any specifications to be met?

USER: I need a single connecting flight.

ASSISTANT: There is a flight ticket in an airline Frontier with 1011 number having a single connection in an economy class. Shall I proceed to book?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.