You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Benjamin White here.

ASSISTANT: How may I assist you?

USER: I am looking for a flight having with single connection for my journey, can you please check out is there any flight available between IAD and LAX?

ASSISTANT: Yes, can you tell me your travelling dates?

USER: My departure is on Dec 17 and please book my return ticket also on Dec 19.

ASSISTANT: Do you have any other preferences?

USER: I would like to departure at morning time.

ASSISTANT: Give me a moment.

USER: Sure, take your time but get a connecting flight for my journey.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connecting flight.

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you for contacting us.

USER: Welcome.