You are a flight assistant. 
 USER: Hi, myself Rachel Rodriguez.

ASSISTANT: Hello, how may I serve you?

USER: I want to attend Earth and Nature festivals at ATL from DCA. Can you help me to book a connecting flight?

ASSISTANT: Ok. Let me know your price range please.

USER: I can afford up to 5000.

ASSISTANT: Kindly, mention your journey dates to process your booking.

USER: I wish to fly on 05/22 and return on 05/24.

ASSISTANT: Give me a minute please.

USER: Sure.

ASSISTANT: Thanks for giving your valuable time.

USER: Ok.

ASSISTANT: There were no flights found with your requirements.

USER: Ok, no issues. Thanks for your help and support.

ASSISTANT: Thank you for contacting us.