You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Robert Perez here.

ASSISTANT: Ok.

USER: I want to reserve my ticket from DCA to MCO, can you please help me?

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: Sure, my planned travelling dates of journey are from Apr, 14 to Apr, 16.

ASSISTANT: In which class would you like me to book your flight ticket?

USER: I am ok with economy class.

ASSISTANT: Let me know your connection limit.

USER: I need a connecting flight with normal-cost airline.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT:  We found 1027 Delta airlines with single connection with economy class. Shall I proceed with the booking?

USER: Ok, please go ahead.

ASSISTANT: Your ticket has been reserved with price 200.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.