You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: James Collins here. I am looking a flight form OAK to ORD, can you help me in booking?

ASSISTANT: Sure, when would you like to depart and return?

USER: My travelling dates are 30 March and 01 April.

ASSISTANT: Ok, how much you can afford for flight ticket?

USER: My price limit should not exceed 200.

ASSISTANT: Do you need halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, we found a Hawaiian airline, flight number: 1017, price: 100 with one connection. Shall I proceed to booking?

USER: Ok, proceed with the booking.

ASSISTANT: Your flight ticket has been reserved in economy class.

USER: Thanks for helping me.