You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Is there help that you need?

USER: I am planning to book a ticket from SFO to HOU, can you please help me out?

ASSISTANT: Sure, I am glad to assist you and may I know your desired travel dates?

USER: I am travelling on these dates May 13th and 15th.

ASSISTANT: Do you need any class preference?

USER: I prefer economy class.

ASSISTANT: Let me check with you details, please wait.

USER: Book the flight ticket under the name Gregory Thomas.

ASSISTANT: Ok, please wait.

USER: I need single connected flight.

ASSISTANT:  I found a flight with a fare of 100 and there is a 1 stop in your journey and the flight number is 1027 in Spirit  airlines, shall I proceed with ticket booking?

USER: Ok, you can book the ticket.

ASSISTANT: I have confirmed your flight ticket booking.

USER: Thank you for your services.

ASSISTANT: You are most welcome.