You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I  help you?

USER: I want to make my flight reservation from ORD to IAH, can you please help me?

ASSISTANT: Your travelling dates please?

USER: I will depart on Jan 31 and return back on Feb 2.

ASSISTANT: Do you have any specifications?

USER: I prefer for an economy class.

ASSISTANT: Any thing else?

USER: I need a flight with single connection.

ASSISTANT: There is a flight with single in Hawaiian Airlines, can I  proceed for booking in economy class?

USER: Yes, please book the ticket for me.

ASSISTANT: On which name can I  proceed for booking?

USER: My name is Kenneth Nelson.

ASSISTANT: Your booking is done in 1025 flight.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.