You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Amy Clark.

ASSISTANT: How may I help you?

USER: I would like to attend Festival Celebration at my home town, will you help me to book a flight ticket to Philadelphia, PA - PHL?

ASSISTANT: Definitely. Please let me know your travelling dates.

USER: My travelling dates are 07/14 and 07/16.

ASSISTANT: Could you please provide origin airport code?

USER: My origin point is Las Vegas, NV - LAS.

ASSISTANT: Ticket can be booked with airline AA having connections 1 and flight number is 1025, price is 100. Shall I book a ticket?

USER: OK, proceed to book.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks. Have a nice day!.