You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Anthony Young here.

ASSISTANT: What service that you are looking from our agency?

USER: Can you please help me in booking a flight ticket from EWR to SEA?

ASSISTANT: Sure, I will help you with that. Can you please provide your planned dates of travelling?

USER: Sure, my travel dates are from Aug 30 to Sept 01.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: At what time are you planning to depart and return?

USER: I would like to depart in the evening.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: We regret to tell you that, there are no flights running on your route with your required specifications.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching to our services, hope you have a great day.