You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me in booking a flight ticket from DFW to SEA?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, I would like to go on Jan 26th and return back on Jan 28th.

ASSISTANT: Do you have any limits on number of connections?

USER: Make sure it is a single connecting flight.

ASSISTANT: Do you have any another specifications on your trip?

USER: Yes, make sure the depart time is in the afternoon.

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

USER: Myself Sandra Miller.

ASSISTANT: Frontier Airlines providing a flight with the price 100 with single connection and depart time is 19.00 hours. Can I proceed for the booking?

USER: Ok, please proceed for further.

ASSISTANT: Your flight ticket reservation done with the flight number 1026.

USER: Thank you for booking.

ASSISTANT: Welcome, thank you for reaching us.

USER: Welcome.