You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: Elizabeth Lee here.

ASSISTANT: Nice meeting you Lee.

USER: I want to travel from PHX to IAD for attending a seminar. can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Can you please provide your preferable dates of travelling?

USER: My departure date is 06/14 and return date is 06/16.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Make sure my connections limit is 0.

ASSISTANT: Sorry to inform you that, there are no flights found with connection 0 in your preferable dates of travelling.

USER: Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us, have a great journey.