You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I help you today?

USER: Please book a ticket from Chicago, IL-ORD to Washington DC-IAD, for holiday vacation.

ASSISTANT: Sure, I am happy to help you, may I know your travelling dates?

USER: I will depart on 01/06 and intend to return by 01/08.

ASSISTANT: Could you please mention your lay by's because it makes me to search easy?

USER: Connections limit is 1.

ASSISTANT: Please mention your price limit?

USER: Price limit is 1000.

ASSISTANT: There is a Hawaiian 1019 airline which matches your requirements. Shall I proceed with 1019 airline?

USER: Please book a ticket.

ASSISTANT: Before proceeding, I need your name?

USER: I'm Emily Clark.

ASSISTANT: Your booking has been confirmed on Hawaiian airline on a name of Emily Clark.

USER: Thanks.

ASSISTANT: Most welcome.