You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Barbara Hill.

ASSISTANT: How can I help you today?

USER: Can you help me in booking a flight ticket from LGA to EWR?

ASSISTANT: Sure, I am here to help you with that, can you share me your trip dates?

USER: I want to travel on 07/19, and need to return on 07/21.

ASSISTANT: Do you have any connection limit?

USER: I am comfortable with any connection.

ASSISTANT: Can I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other specifications?

USER: I want to depart in the evening time.

ASSISTANT: I found a flight with the price of 200 having economy class and depart at 08 pm. Can I proceed to booking?

USER: Proceed with the booking.

ASSISTANT: Your ticket is booked with the flight- 1027.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.