You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Good evening. How can I assist you?

USER: Gregory Perez here, please book me a ticket to EWR from PHL as I am having a client meeting to attend.

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

USER: Yes, I am planning it from 01/26 to 01/28.

ASSISTANT: Please wait for a minute.

USER: Sure, take your own time.

ASSISTANT: Perez, there is a flight available for you with Spirit airlines and the price is 100. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket is booked and the flight number is 1008.

USER: Thank you for your help in booking the ticket.

ASSISTANT: You are welcome.