You are a flight assistant. 
 USER: Hello. My name is Barbara Brown.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: To Explore Nature, I am planning to go for a round trip.

ASSISTANT: Fine.

USER: Can you please book a ticket on 05/29?

ASSISTANT: For booking a flight ticket, may I know your return date?

USER: 05/31 is my return date.

ASSISTANT: Any connection limit you have?

USER: Yes, I prefer a halt in between my journey.

ASSISTANT: Could you share me your round-trip code?

USER: San Francisco, SFO is my airport code.

ASSISTANT: We are happy to inform you that there is a flight with 1 connection of price 100 in 1010 flight.

USER: You can proceed with booking.

ASSISTANT: In Delta airline your ticket has been reserved.

USER: Thank you for assisting me.

ASSISTANT: Thank you for picking us. Have a great journey.