You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me to book a flight from EWR to OAK?

ASSISTANT:  May I know your preferable journey dates?

USER: My travelling dates are Aug 05 and 07.

ASSISTANT: May I know your connection limit?

USER: I prefer connecting flight.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

ASSISTANT: Could you please provide your name for reservation purpose?

USER: My name is Jonathan Adams.

ASSISTANT: We have a connecting flight-1020 in economy class, is it ok for you?

USER: Proceed with booking.

ASSISTANT: Ok, booking is done on UA airlines.

USER: Thank you.

ASSISTANT: Welcome Jonathan Adams.