You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am looking for a direct flight for my journey from EWR to PHL. Can you please book my flight ticket?

ASSISTANT: Ok, may I know your travelling dates?

USER: I would like to depart on July 26th and I will return on July 28th.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, no flights found on your route.

USER: Oh! I will find an other way to reach my destination. Anyway, thank you.

ASSISTANT: Most welcome.