You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Pamela Jones.

ASSISTANT: How may I help you for the day?

USER: I am planning to visit Museum of Contemporary Art, Los Angeles CA-LAX.Can you please book a flight ticket from Philadelphia PA-PHL?

ASSISTANT: Sure, when are you willing to travel?

USER: I am willing to travel on 05/07 and return on 05/09.

ASSISTANT: Do you have any fare limit?

USER: Fare limit should not be exceeded in 5000.

ASSISTANT: We found a flight in an airline UA with 1001 having a single connection price of 100. Shall I reserve?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been reserved in an economy class.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.