You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Anthony Phillips.

ASSISTANT: Anthony Phillips, how may I assist you today?

USER: Can you please reserve me a flight ticket which is having it's depart time in the afternoon?

ASSISTANT: Sure, I will help you. Please help me with your source and destination airport codes.

USER: I would like to travel from OAK to DFW.

ASSISTANT: Please help me with your planned travel dates.

USER: I have planned to travel on Apr 21st and 23rd.

ASSISTANT: Do you need a direct or connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Please help me with you class preference.

USER: I ok with any class.

ASSISTANT: May I know if you have any other preferences in your journey please?

USER: No.

ASSISTANT: We have a connecting flight operated by JetBlue Airlines with a fare of 100. Is it ok for you?

USER: Ok, please book this ticket.

ASSISTANT: I have booked you ticket in economy class flight-1007. The flight departs at 15 PM and return at 3 AM.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a great time.