You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a direct flight for my journey, can you please check out is there any flight available for me?

ASSISTANT: Sure, I will help you. Can I have your planned travel dates please?

USER: Thank you for accepting my request, my boarding is on May 30 and please book my return ticket on June 01.

ASSISTANT: May I know your origin and destination airport codes please?

USER: Sure, I want to travel from EWR to DTW.

ASSISTANT: Can I have your name please?

USER: Sure, my name is Catherine Lewis.

ASSISTANT: May I know your depart and return timings?

USER: I can manage with any timings.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Catherine Lewis, no flights has been found on your planned travel dates.

USER: Oh! Sad to hear that. Anyway, I will find another alternative. Thank you for the information.

ASSISTANT: Thank you for approaching us.

USER: Welcome.