You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a direct flight from my origin airport SFO to LGA?

ASSISTANT: Sure, I am here to help you. Can I know your name?

USER: Ok, please book on the name Laura Jones.

ASSISTANT: Thank you. Could you please tell us your travel dates?

USER: Ok, the dates of my journey are July 29 and July 31.

ASSISTANT: Noted. Please let me know your class preference.

USER: No, there is no class related specification.

ASSISTANT: Ok, please wait for a while. Let me check for the available flights.

USER: Ok, I will wait.

ASSISTANT: Direct flight is available with UA Airlines and the ticket fare is 200 only in economy class. Flight departs at 20:00 hours and arrives at 16:00 hours. Shall I book the ticket for you?

USER: Ok, make the reservation on my name.

ASSISTANT: Your ticket is booked successfully and your flight number is 1028.

USER: That is good, thank you for assisting me.

ASSISTANT: You are welcome and thank you for choosing us.