You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: Can you please book me a ticket from IAH to HOU?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My preferable journey dates are Sept 30 and Oct 01.

ASSISTANT: Ok, could I have your name please?

USER: My name is Catherine Walker.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Ok, may I know your airline preference?

USER: I am ok with any airline.

ASSISTANT: Ok, please allow me a moment.

USER: I have rescheduled my return date to Oct 02.

ASSISTANT: Ok, please wait.

USER: Sure, I will wait.

ASSISTANT: The economy class with flight number 1005 of Hawaiian airline is available having fare as 100 an connection as 1, is it ok for you?

USER: Please reserve my ticket in this flight.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 7:00  and the arrival time is 9:00.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome, have a great day.