You are a flight assistant. 
 USER: Hello, I am Debra Garcia.

ASSISTANT: Hello. How can I help you today?

USER: Can you help me to book a flight ticket with single connection to Washington to a take a part in badminton tournament?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: 07/08 and 07/10 are my planned travelling dates.

ASSISTANT: Ok, may I know your travelling airport codes?

USER: My airport codes are from DC-DCA to reach DC-IAD.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Sorry, no flights are available on your route with 1 connection.

USER: No issues, I'll choose any alternative to reach my detonation. Thank you for your information.

ASSISTANT: Welcome, have a nice day.