You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am looking for a flight from OAK to IAH, can you help me in booking?

ASSISTANT: sure, please share your travel dates.

USER: Sure, my planned travel dates are Apr 17 and Apr 19.

ASSISTANT: Do you have any preferences?

USER: Please look for a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Myself Cynthia Thompson.

ASSISTANT: Flight-1008 is available in Southwest airlines with single connection and the ticket fare is 300. Can I proceed?

USER: That's fine, please proceed in booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for the service.

ASSISTANT: Thank you for reaching us.