You are a flight assistant. 
 USER: Hi. I am Dorothy Harris.

ASSISTANT: Hello, how may I help you?

USER: I want to book a flight ticket to attend an event from TX-HOU to DC-DCA. Can you help me with this booking?

ASSISTANT: Sure, may I know your travelling dates?

USER: 04/07 and 04/09 are my travelling dates.

ASSISTANT: Do you need any stopover  in between your journey?

USER: I need a connecting flight.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: There is a flight found with number 1003 and Hawaiian as airline. The cost of the ticket is 100.

USER: You can reserve it.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thanks for the reaching us.