You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Can you please help me in reserving the ticket from IAD to LGA?

ASSISTANT: Sure, can you please share your preferable journey dates?

USER: I would like to travel on July 14 and again I will return back on July 16.

ASSISTANT: May I know your name please?

USER: Myself Stephanie Gonzalez.

ASSISTANT: Do you have any airline preference?

USER: My airline preference is normal-cost.

ASSISTANT: Is there any connection limit?

USER: I want to travel in direct flight.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Not a big deal, anyhow thank you very much for your kind information.

ASSISTANT: Thank you for reaching us.