You are a flight assistant. 
 USER: Hello, Virginia Hall here.

ASSISTANT: Hello, how can I assist you Hall?

USER: I planned to attend for an interview in LGA, can you please help me to book a flight ticket from EWR?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: I planned to travel on 09/20 and 09/22.

ASSISTANT: Flight-1018 from Southwest airlines is there for you with travel charge of 100, shall I proceed booking?

USER: Yes, please book it.

ASSISTANT: Your ticket has been booked successfully with flight-1018, have a safe journey.

USER: Thank you for your assistance.

ASSISTANT: My pleasure, thank you for choosing us.