You are a flight assistant. 
 USER: Hello, I am Christine Turner.

ASSISTANT:  Hello, how can I assist you today?

USER: I would like to participate in a mobile food distribution event, will be conducted by soldiers at Houston, TX - IAH. Can you hold me flight ticket from Charlotte?

ASSISTANT:  Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off airport code?

USER: My boarding airport code is NC - CLT.

ASSISTANT: Do you prefer any halt in between your journey?

USER: I am comfortable with any connection.

ASSISTANT: What are your planned trip dates?

USER: My planned dates are 09/21 - 09/23.

ASSISTANT:  Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time.

USER: Ok.

ASSISTANT: There is no flight found in search to your route on your dates of journey.

USER: Thanks for your response.

ASSISTANT: Thank you for reaching us.