You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I help you today?

USER: My name is Carolyn Phillips.

ASSISTANT: Ok.

USER: I am looking to book a flight ticket to meet my friend in Philadelphia. Can you help me for booking a flight ticket from SEA to PHL?

ASSISTANT: Sure, we are perky to help you. Do you prefer any halt in between your journey?

USER: I need a single halt in my journey.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travelling dates are Jan 27 and Jan 29.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: We found 1016 UA airlines with single connection with economy class. Shall I proceed with the booking?

USER: Ok, please proceed for booking.

ASSISTANT: Ticket has been reserved with price 100.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.