You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Samuel Harris from Chicago. Can you please help me in flight ticket booking process from ORD to SFO?

ASSISTANT: Sure, please provide your trip dates.

USER: Thank you for your response, I want to take off on Aug 22 and please confirm my return ticket also on Aug 24.

ASSISTANT: Ok. Do you have any airline preference?

USER: No.

ASSISTANT: Ok. Please wait a minute, I will get back to you.

USER: Ok.

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 100. Do you like me to proceed your booking with this flight?

USER: Please book this flight ticket for me.

ASSISTANT: Your ticket is booked in 1018 flight.

USER: Thank you for your help.

ASSISTANT: Most welcome.