You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Sharon Williams here. I need to book a ticket from DFW to OAK.

ASSISTANT: Ok, tell me your journey dates?

USER: My journey dates are from 08/19 to 08/21. Please make sure that connection limit should be 1.

ASSISTANT: Sure, there is a flight with number 1002 in UA airline with 1 connection.

USER: That's good, please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your support.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.