You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Michael Turner here.

ASSISTANT: How can I assist you today?

USER: I would like to meet my cousin at Houston, please help me in booking a ticket from Oakland.

ASSISTANT: Ok, Can I know the dates of your journey to book?

USER: Sure, my journey dates are on Jan 01 and Jan 03.

ASSISTANT: May I know the airport codes of your planned location?

USER: My airport codes are OAK and HOU.

ASSISTANT: May I know your class preferences?

USER: Any class is comfortable for my journey.

ASSISTANT: There is a flight ticket available with 1 connection limit with airfare 100. Can I book the flight 1000?

USER: Ok, please book my ticket.

ASSISTANT: The class of the flight is economy for which the ticket is been booked and the airlines is UA.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency, have a safe flight.