You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I help you?

USER: Please book a ticket from Charlotte, NC-CLT to Houston, TX-HOU.

ASSISTANT: Your travelling dates please?

USER: Travelling dates are from 02/21 to 02/23.

ASSISTANT: There is a flight with sing le connection, can I proceed for booking in UA airlines?

USER: Please book a ticket.

ASSISTANT: On which name can I proceed for booking.

USER: Stephen Anderson is the name.

ASSISTANT: Your booking is done in 1021 flight.

USER: Thank you.

ASSISTANT: Thank you for choosing us.