You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I planned to meet my friend in HOU, can you please help me to book a flight ticket from ORD?

ASSISTANT: Sure, I will assist you with that. Can you please mention your preferable travel dates?

USER: I prefer to travel on Jul 10 and Jul 12.

ASSISTANT: May I know your name for further process?

USER: I am Mary Robinson.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No.

ASSISTANT: Do you have any another specifications?

USER: I prefer to travel in economy class.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Hawaiian airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Ok, please confirm my booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1001.

USER: Thank you for your help.

ASSISTANT: You are welcome Mary Robinson.