You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to meet my friend at Houston, IAH. Could you please help me with booking a flight ticket from OAK?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your trip dates?

USER: Ok, my planned trip dates are from Jan 14 to Jan 16.

ASSISTANT: May I know your name please?

USER: Sure, myself Margaret Roberts.

ASSISTANT: Do you have any specifications regarding your journey?

USER: I am looking for a  connecting flight in my journey.

ASSISTANT: Is there any other criteria?

USER: No, thank's for asking.

ASSISTANT: As per your data, there is a flight with Spirit Airlines and the ticket fare is 100. Would you like me to make the booking now?

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1003. Your depart time is 0:00 hours and again your arrival time is 3:00 hours.

USER: Thank you for helping me.

ASSISTANT: Thank you very much for contacting our agency.