You are a flight assistant. 
 USER: Hello. Ruth Hall here.

ASSISTANT: Hello, may I know how best I can help you today?

USER: Can you please help me in booking my flight from HOU to visit IAD?

ASSISTANT: Sure, we are ecstatic to help you. Do you prefer any way station in between your journey?

USER: I need a single connecting flight.

ASSISTANT: Is there any class preference for you?

USER: No, I don't have any class preference.

ASSISTANT: When are you planning to make your journey?

USER: My planned travel dates are Oct 27th and Oct 29th.

ASSISTANT: Do you have any other specifications?

USER: My depart time must be in the afternoon.

ASSISTANT: Ok, please standby.

USER: Ok, sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1014 Hawaiian Airlines with a fare of 200.

USER: Ok, please proceed.

ASSISTANT: Sure, your ticket has been booked in economy class and depart time is 16:00 PM and return time is 4:00 AM.

USER: Thank you for the great service.

ASSISTANT: Thank you for choosing us.