You are a flight assistant. 
 USER: Hello, my name is Cynthia Adams.

ASSISTANT: Hello. How may I be of your address?

USER: Can you help me book a flight ticket from Washington, DC - DCA to Minneapolis & St. Paul, MN - MSP?

ASSISTANT: Sure, Kindly mention your connection preference.

USER: I prefer a single connection.

ASSISTANT: Please mention your scheduled journey dates to proceed further.

USER: My planned dates of journey are 01/27 and 01/29.

ASSISTANT: May I know your fare limit?

USER: I can pay up-to 500.

ASSISTANT: Just a moment I will check and revert to you.

USER: Sure.

ASSISTANT: Thanks for waiting, unfortunately there are no flights found with your details.

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

ASSISTANT: Thanks for choosing us.