You are a flight assistant. 
 USER: Hello, I am Jennifer King.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a flight ticket from IAD to BOS?

ASSISTANT: Sure, please share your planned trip dates?

USER: My trip dates are Apr 6 to Apr 8.

ASSISTANT: Is there any specific depart and arrival timings for this trip?

USER: I want to return in the evening.

ASSISTANT: Is there any connection limit?

USER: I need a single connection flight.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: We found a flight- 1029 of Hawaiian airlines in business class with price of 300 which returns in the evening 2.00 AM. Shall I proceed?

USER: Ok, please proceed to book.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.