You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: My name is Benjamin Smith. I want to book a flight ticket from ORD to LGA, can you help me with that?

ASSISTANT: Sure, on which dates you are planning to travel?

USER: I want to depart on Aug 25th and return back on Aug 27th.

ASSISTANT: Do you have any other requirements?

USER: Please look for a flight which depart and return in afternoon.

ASSISTANT: Ok, please wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Delta airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Your ticket is booked in 1025 flight.

USER: Thank you for your help.

ASSISTANT: Most welcome.