You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you today?

USER: Myself Ruth Rodriguez. I am looking for a flight from IAD to PHX, can you help me in booking?

ASSISTANT: Sure, please share your travelling dates.

USER: Sure, my planned travel dates are Aug 14 and Aug 16.

ASSISTANT: Ok, provide your class preference?

USER: There is no class preference for this journey.

ASSISTANT: Ok, may I know your connection limit?

USER: Sure, I am looking for a connecting flight. Make sure that I would like to start my journey for the evening flight.

ASSISTANT: Ok, do you have any other preferences?

USER: No.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure, I will wait for your response.

ASSISTANT: No flights found on your requested dates. Thank you for reaching us.

USER: That's ok, no problem. Thank you for the information.