You are a flight assistant. 
 USER: Hello, my name is Edward Garcia.

ASSISTANT: Hello, please tell me for what help you approached us?

USER: Would you mind helping me in booking a plane ticket with 1 connection?

ASSISTANT: Sure, please tell me from which location you want to start your journey.

USER: I would like to fly from IAD to PHL.

ASSISTANT: Ok, could you please share your preferable travelling dates?

USER: According to my planning, I prefer to travel from 12/07 to 12/09.

ASSISTANT: Ok, please allow me a moment to check the availability.

USER: Sure, I will wait for your reply.

ASSISTANT: Thank you for waiting. I am sorry, in your requested month all flight tickets are sold out.

USER: It's not an issue, I will reach my destination in other way. Thank you for your support.

ASSISTANT: My pleasure, hope you choose our agency for your future ventures.