You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: Can you please help me in booking my flight ticket from EWR to PHL?

ASSISTANT: Sure, I am gleeful to help you with that. May I know your travelling dates?

USER: Thank you and my travelling dates are from 05/19 to 05/21.

ASSISTANT: Which class do you prefer either economy or business?

USER: I am ok with any of the class.

ASSISTANT: Can I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Would you let us know if you have any other preferences?

USER: There are no other preferences for me.

ASSISTANT: There is a flight-1005 with single connnection limit and the ticket fare is 200 in economy class. Shall I proceed with booking?

USER: Please proceed with the booking.

ASSISTANT: May I know your name please?

USER: Myself Rachel Nelson.

ASSISTANT: Your booking is done in United Airlines.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.