You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,how may I aid you?

USER: I would like to meet my grand parents at Austin, please help me in booking a ticket from IAD to AUS.

ASSISTANT: Sure, when are you willing to travel?

USER: I would like to plan my journey on Oct 28 and return on Oct 30.

ASSISTANT: May I know your name please?

USER: My name is Kimberly Hill.

ASSISTANT: Do you have any specifications to be met?

USER: I am looking for a connecting flight. I would like to return in the evening. Please find the availability of flights.

ASSISTANT: We found a flight in an airline Hawaiian with 1010 number having a single connection in an economy class which returns in the evening. Shall I proceed to book?

USER: Ok, please proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your services.

ASSISTANT: Thank you for reaching us.