You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Andrew Martinez here.

ASSISTANT: How may I assist you now?

USER: Could you book my ticket in a connecting flight?

ASSISTANT: Sure, may I know your airport codes?

USER: My genesis and terminus airport codes are DCA and PHL.

ASSISTANT: What are your planned dates for this journey?

USER: My itinerary dates are 02/06 and 02/08.

ASSISTANT: Flight-1019 is available for you with 1 connection at the price of 100, can I book it for you?

USER: Please book my ticket.

ASSISTANT: Your booking is done with Hawaiian airlines.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching our assistance.