You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please book a ticket from OAK to HOU to attend Science festival.

ASSISTANT: May I know your desired travel dates please?

USER: My journey dates are Jan 18 and Jan 20.

ASSISTANT: May I know your name please?

USER: Sure, I am Michelle Baker.

ASSISTANT: Do you have any other specifications?

USER: I want single connection.

ASSISTANT: There is a flight with connection limit 1 and fare 200, shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked, flight number 1003 with Delta Airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.