You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I want to attend a Marriage in Phoenix. Can you please help me for booking the flight ticket?

ASSISTANT: I am glad to help you in booking your flight ticket. Can you please let me know your planned dates of journey?

USER: My travelling dates are Jan 30 and Feb 01.

ASSISTANT: Can you please provide your source of journey?

USER: My airport codes are IAD and PHX.

ASSISTANT: Do you need any connecting flight for your journey?

USER: I prefer single connecting flight. I want to return on morning.

ASSISTANT: Please provide your name for reservation purpose.

USER: My name is Robert Williams.

ASSISTANT: I have found a connecting flight having a ticket fare of 100 which is provided by Spirit airlines in an economy class. Shall I proceed with the booking?

USER: Please proceed for booking the flight ticket.

ASSISTANT: I have booked your flight ticket with the flight 1011 in an economy class.

USER: Thanks for helping me.

ASSISTANT: You are welcome, thank you for reaching us.