You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Patricia Jones, can you help me to book a flight from OAK to IAD?

ASSISTANT:  Could you please provide your travelling dates to search for the flight?

USER: My travelling dates are Apr 25 and 27.

ASSISTANT: Do you like to go with a economy class or business class?

USER: I am fine with any class, I want to return at morning.

ASSISTANT: Is there any another specifications on your trip, so that I can arrange like that only.

USER: I need a connection flight.

ASSISTANT: We have a connecting flight-1013 in economy class, is it fine for you?

USER: Proceed with booking.

ASSISTANT: Ok, booking is done on AA airlines.

USER: Thank you.

ASSISTANT: Thanks for contacting us.