You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Nicole Phillips.

ASSISTANT: How may I aid you today from my end?

USER: I need to book a flight ticket from BOS to SFO, Can you please help me with that?

ASSISTANT: Sure Nicole Phillips, Please provide me your trip dates.

USER: I would like to travel on 05/02 to return on 05/04.

ASSISTANT: Do you have any requirement?

USER: I need a direct flight.

ASSISTANT: Is there any specifications to be met?

USER: I would be return on evening.

ASSISTANT: Sorry Nicole Phillips, there is no flight in your route as per your requirement.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.