You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Mary Jackson here, looking for availability of tickets between LAS to PHL, can you please help me in booking process?

ASSISTANT: May I know your travelling dates?

USER: Sure, my depart date of journey is 11/11, along with that please book my return ticket on 11/13. Please make sure that my price limit is 200 with 1 connection only.

ASSISTANT: There are no flights with your details.

USER: Ok, then I have to search for another way, anyway, thank you for checking.

ASSISTANT: Thank you for approaching us.