You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Christine Parker. Can you please assist me in booking a flight ticket from ORD to IAH?

ASSISTANT: Sure, we can help you.

USER: Thank you.

ASSISTANT: Please help me with your depart and arrival date.

USER: My depart date is on 03/21 and arrival date is on 03/23.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight with fare 200.

ASSISTANT: Ok, please wait a while.

USER: Ok.

ASSISTANT: Thank you for waiting, we have a connecting flight in Hawaiian airline at a fare of 100 only. Shall I proceed with the booking in flight 1021?

USER: You can proceed with booking.

ASSISTANT: Your booking has been done in economy class.

USER: Thank you.

ASSISTANT: Thank you for consulting us.