You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

USER: I am Emma Phillips.

ASSISTANT: Ok.

USER: I have to attend a musical concert in New York, can you please make a flight ticket for me from EWR to LGA?

ASSISTANT: Sure, can you please mention the travelling dates of your journey?

USER: I want to travel on the dates of 04/20 and 04/22.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: Sorry Emma, there are no flights found on your requested dates.

USER: It's ok, thank you for checking the flights.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: You are welcome.