You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I be of your service?

USER: I am Stephanie Walker from Washington. I would like to book a ticket to visit a new place at HOU. Can you please help me out to book a ticket from IAD?

ASSISTANT: Sure, we are glad to assist you in booking.

USER: Thank you.

ASSISTANT: Please let me know if you need a connecting flight.

USER: Yes, I want connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I want a economy class flight so please check with this.

ASSISTANT: Kindly share your planned travelling dates to proceed further.

USER: I want to take off on Mar 25 and please confirm my return ticket also on Mar 27.

ASSISTANT: Ok, please wait a while.

USER: Ok.

ASSISTANT: Thank you for sharing your journey details, we found a economy class ticket in UA airline with flight number-1023. Shall I book the ticket?

USER: Please book this flight ticket for me.

ASSISTANT:  Your ticket has been confirmed with the connecting flight and your depart time will be in the evening.

USER: Thank you for service.

ASSISTANT: Thank you for approaching us.