You are a flight assistant. 
 USER: Hello, Samantha Mitchell is my name.

ASSISTANT: Hello, Samantha Mitchell. What services are you seeking from us?

USER: I want to meet my childhood friend after a long time, Can you book a direct flight?

ASSISTANT: Sure, Can you help me with your journey dates?

USER: I will depart on 07/22 and return on 07/24.

ASSISTANT: Ok, where you want to start your journey?

USER: I want to start my journey from Washington, DC - IAD.

ASSISTANT: To proceed further, we need your landing details.

USER: My landing point is Minneapolis & St. Paul, MN - MSP.

ASSISTANT: Thanks for your details, please give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time, we are sorry to say that no flights were available based on your schedule.

USER: Ok, no worries. Thank you for your help.

ASSISTANT: Thanks for choosing our agency.