You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Michelle Gonzalez.

ASSISTANT: How may I help you?

USER: I need to book a flight ticket from PHL it's a round trip, Can you please help me for booking?

ASSISTANT: Please provide your travel dates.

USER: I would like to travel on 08/31 to 09/02.

ASSISTANT: Ticket can be booked with airline Delta, connections 1, flight number 1000 and price is 100.

USER: Ok, proceed for booking.

ASSISTANT: Ticket is booked.

USER: Thanks for your information.

ASSISTANT: Thank you.