You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Could you please check the flight availability in economy class?

ASSISTANT: Sure, may I know your airport codes please?

USER: I am heading to ORD from ATL?

ASSISTANT: On which dates your planning to travel?

USER: I have planned to travel on Mar 28 and return back on Mar 30.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Is there any specifications?

USER: No.

ASSISTANT: There is a flight with single connection in Hawaiian airlines, can I proceed for booking in 1028 flight?

USER: Ok, proceed with the booking.

ASSISTANT: On which name can I proceed for booking?

USER: My name is Rebecca Phillips.

ASSISTANT: Your booking is done in single connection flight.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.