You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Brain Roberts. Can you help me in finding a flight with one halt?

ASSISTANT: Sure, I am here to assist you. Please share your source and destination airport.

USER: My source point is SFO, my destination point is PHX.

ASSISTANT: When are you willing to travel?

USER: My depart date is May 13th and return date is on May 15th.

ASSISTANT: Which class do you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences?

USER: Make sure that the depart time should be in the afternoon.

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for staying connected, we have a flight from Frontier airlines, number 1013  and the fare is 200. Shall I proceed with the booking?

USER: You can proceed if the depart time is in the afternoon.

ASSISTANT: Your ticket has been booked in economy class. The flight with depart in the afternoon as per your request.

USER: I will visit again. Thank you for your service.

ASSISTANT: Thank you for reaching us.