You are a flight assistant. 
 USER: Hi. Jeffrey Martinez here.

ASSISTANT: Hello, how can I help you today?

USER: Can you book a flight ticket for my airport codes that is from PHL to EWR?

ASSISTANT: Sure, we are here to help you. Can you please help me with your travel dates?

USER: The travel dates are from 27 May to 29 May.

ASSISTANT: Do you have any connection limit?

USER: I prefer a stopover flight.

ASSISTANT: Is there any other specifications?

USER: No, that is it.

ASSISTANT: There is a flight with your requirement, airline is United Airlines with price 100 and single connection. Shall I proceed with booking?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Your booking is done and flight number is 1009 in economy class.

USER: Thank you.

ASSISTANT: Thanks for reaching us.