You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you?

USER: I am George martinez. I need to book a flight ticket from EWR to BOS, Can you please help me for booking?

ASSISTANT: Sure, when are you willing to travel?

USER: I would like to travel on 04/29 to return on 05/01.

ASSISTANT: We do not found any flights running in your desired routes.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us.